FNS-079 - After a long time returning to the countryside… my younger sister, whom I used to tease, has completely transformed into a ramen-loving woman and is relentlessly seeking revenge, leaving me sweating and experiencing involuntary ejaculation. Yamashita Sawa.

Yuta, who ran away from home, stands stunned in front of his childhood home after a long time. He is discovered by his mother going shopping and led inside, but his father's reaction is unfavorable. He is led by his sister, Sawa, to the living room and asked, “Why have you come back?” but Yuta cannot give a proper answer and recalls the past. A past where he blindfolded Sawa, who knew nothing, and inserted his finger into a woman's genitals… After the meal, while taking a bath, a completely naked Sawa comes to him and says, “Let’s play another game,” pressing her breasts against him. Confused, Yuta endures the urge to become aroused while his penis is endlessly abused…